<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>python大作业项目：b站弹幕分析</title>
    <style>body{
    margin: 0;
    padding: 0;
    background: #f4eeee;
    background-size: cover;
    font-family: sans-serif;
}
h1{
    margin: 0 0 10px;
    padding: 0;
    color: #0a0a0a;
    font-size: 24px;
}
.nofoundtip{
    position: absolute;
    top: 50%;
    left: 50%;
    width: 500px;
    transform: translate(-50%,-50%);
}
img.logo{
    position: absolute;
    bottom: 60%;
    left: 35%;
}
.flashget{
    position: fixed;
    top: 0;
    width: 100%;
    height: 10%;
    background-color: rgba(255, 255, 255, 0.55);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    border: 1px solid rgba(255, 255, 255, 0.18);
    box-shadow: rgba(142, 142, 142, 0.19) 0 6px 15px 0;
    -webkit-box-shadow: rgba(142, 142, 142, 0.19) 0 6px 15px 0;
    border-radius: 0;
    -webkit-border-radius: 0;
    color: rgb(255, 255, 255);
}
button {
    display: inline-block;
    position: fixed;
    height: 90%;
    width: 100px;
    top: 5%;
    left: 1%;
    align-items: center;
    justify-content: center;
    border-radius: 3px;
    letter-spacing: 1px;
    transition: all 0.2s linear;
    cursor: pointer;
    background: #f4eeee;
    font-size: 20px;
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    border: 1px solid rgba(255, 255, 255, 0.18);
    box-shadow: rgba(142, 142, 142, 0.19) 0 6px 15px 0;
    -webkit-box-shadow: rgba(142, 142, 142, 0.19) 0 6px 15px 0;
    -webkit-border-radius: 3px;
    color: #0a0a0a;
}

button > svg {
    margin-right: 5px;
    margin-left: 5px;
    font-size: 20px;
    transition: all 0.4s ease-in;
}

button:hover > svg {
    font-size: 1.2em;
    transform: translateX(-5px);
}

button:hover {
    box-shadow: 9px 9px 33px #d1d1d1, -9px -9px 33px #ffffff;
    transform: translateY(-2px);
}</style>
</head>
<body>
    <div class="flashget">
        <button type="button" onclick="return_()">返回搜索</button>
    </div>
    <script>
        function return_(){
            window.location.href = 'http://dks.cpolar.cn'
        }
    </script>
    <img class="logo" src="https://pic.imgdb.cn/item/626b9a40239250f7c5bbb71c.png" height="20%" width="30%">
    <div class="nofoundtip">
        <h1>请通过主界面进行搜索！</h1>
    </div>
</body>
</html>